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Electric Motor Control

10th Edition
Herman
Publisher: CENGAGE L
ISBN: 9781133702818

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BuyFindarrow_forward

Electric Motor Control

10th Edition
Herman
Publisher: CENGAGE L
ISBN: 9781133702818
Chapter 3, Problem 5SQ
Textbook Problem
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What causes the AC hum or chatter in AC electromagnetic devices?

To determine

Explain about the causes for AC hum or chatter in AC electromagnetic devices.

Explanation of Solution

Discussion:

The AC hum (noise) or chatter is an undesirable feature that occurs in electromagnetic devices.

The causes for the AC chatter or hum in electromagnetic devices are written as follows:

  • Improper alignment of the magnet.
  • Loose laminations of the magnet...

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